Add QA for Django 4.0, Python 3.9, 3.10.

.github/workflows/python-package.yml

@@ -0,0 +1,42 @@
+name: Python package
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+  workflow_dispatch:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [3.6, 3.7, 3.8, 3.9, "3.10"]
+        django-version: [2.0, 2.1, 2.2, 3.0, 3.1, 3.2, 4.0]
+
+        exclude:
+
+          - python-version: 3.7
+            django-version: 4.0
+
+          - python-version: 3.6
+            django-version: 4.0
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }} & Django ${{ matrix.django-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install deps
+      run: |
+        python -m pip install pytest coverage coveralls "Django~=${{ matrix.django-version }}.0"
+    - name: Run tests
+      env:
+        GITHUB_TOKEN: ${{ secrets.github_token }}
+      run: |
+        coverage run --source=siteflags setup.py test
+        coveralls --service=github

README.rst

@@ -11,9 +11,6 @@ https://github.com/idlesign/django-siteflags
 .. image:: https://img.shields.io/coveralls/idlesign/django-siteflags/master.svg
     :target: https://coveralls.io/r/idlesign/django-siteflags
 
-.. image:: https://img.shields.io/travis/idlesign/django-siteflags/master.svg
-    :target: https://travis-ci.org/idlesign/django-siteflags
-
 
 Description
 -----------

setup.py

@@ -59,6 +59,8 @@ def get_version():
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
         'License :: OSI Approved :: BSD License'
     ],
 )

tox.ini

@@ -1,6 +1,7 @@
 [tox]
 envlist =
-    py{36,37,38}-django{20,21,22,30,31,32}
+    py{36}-django{20,21,22,30,31,32}
+    py{37,38,39,310}-django{20,21,22,30,31,32,40}
 
 install_command = pip install {opts} {packages}
 skip_missing_interpreters = True
@@ -15,3 +16,4 @@ deps =
     django30: Django>=3.0,<3.1
     django31: Django>=3.1,<3.2
     django32: Django>=3.2,<3.3
+    django40: Django>=4.0,<4.1